News

This is a bug fix point release to the 2.5 feature branch. Bug fixes Corrected a permissions error when attempting to run Singularity from a directory on NFS with root_squash enabled Fixed a bug that closed a socket early, preventing correct container execution on hosts using identity services...

This release includes fixes for several high and medium severity security issues. It also contains a whole slew of bug fixes including the much awaited docker aufs whiteout file fix. It’s a new release instead of a point release because it adds a new dependency to handle this bug, includes...

This release addresses a high severity security issue with bind mounts on hosts using overlayfs. This fixes a vulnerability that could allow a malicious user to create files and directories outside of a Singularity container. Special thanks to Lars Viklund (HPC2N, Umeå University, Sweden) for identifying and helping test fixes...

This is a security-related point release, bringing the following fix thanks to Justin Riley (@jtriley): PR1387/1397 - python: strip “Authorization” header on (urllib) redirects to different domains The security fix prevents Singularity from leaking credentials if: You are logging in to...

Singularity 2.4.2 is released with minor bug fixes to the original 2.4. Important notes include the following: We fixed an issue for support of older distributions and kernels with regards to the setns() function. Also fixed autofs bug path (lost during merge) For the full release announcement...

Singularity 2.4 is released, and here are the important notes for you to know about! Singularity Build Building an image is now more intuitive with the introduction of our build command. You don’t need to worry about using create, or bootstrap, you just build....

Hi Singularity Community! Thanks to everyone that provided comments on the early draft for SCIF. The goals were initially: write specification draft (this was done via a Google Doc) implement into Singularity (now in development branch) get feedback on both, adjust implementation and draft do several (N=4) implemented...

Release 2.3.2 This dot release includes a fix for a change that Docker implemented to their registry RESTful API which broke compatibility with Singularity (among several other low minor fixes). What happened? Where does Docker image metadata come from? The Docker Registry serves metadata about images...

To all Singularity users, On Tuesday September 12, Docker released a new version of Docker image metadata. This means that any new images built on Docker Hub cannot currently be downloaded using a singularity pull or other commands like shell, exec, and bootstrap when updated Docker...

This release includes a fix for a High Severity security issue on older hosts, and other improvements and fixes to previous versions of Singularity. Security Information: A potential escalation pathway was identified that could have allowed a malicious user to escalate their privileges on hosts that do...